00547nam a2200157 a 450000100080000000500110000800800410001910000220006024501070008226001270018965000170031665000110033365000160034465300110036065300180037118751922011-02-01       2010    bl uuuu     u00u1 u    #d1 aBENITES, V. de M.  aSustainable soil fertility management of crop systems in the brazilian cerrado.h[electronic resource]  aIn: WORKSHOP PROTECTING OUR FUTURE THROUGH SOIL CONSERVATION, 1., 2010, Bremen. Abstiacts. Bremen: Jacobs universityc2010  aagribusiness  aBrazil  afertilizers  aBrasil  aFertilizantes